Adjustable spanner

Details Adjustable spanner Adjustable spanner

1989-03-21

1990-01-16

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Pivoted outer jaw

B25B 1328

Patent

active

048935280

ABSTRACT:
An adjustable spanner includes a handle having a mounting end having a pressure edge and a thinned portion, a movable piece having a multi-angular surface capable of cooperating with the pressure edge to grip therebetween a tubular article and an engaging portion which by means of a pivoting medium is slidably and pivotably mounted on the thinned portion, and a positioning elastic piece having a first end fixed to the handle and a second opposite end engaging with the movable piece.

REFERENCES:
patent: 1500314 (1924-07-01), Hacheney
patent: 1900358 (1933-03-01), Mead
patent: 4753140 (1988-06-01), Majima

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